60 degrees north and 90 degrees east

Which evidence is most likely used to indicate the beginning of solar system formation? a. materials combined to form a mass. b. materials were pulled together by gravity. c. water condensed and collected to form oceans. d. different species of microorganisms lived on earth.

What would have happened to portugal’s trade if they had not found a way to sail around the tip of africa

Which topic would a meteorologist most likely research? -meteors in space -marine ecosystems -atmospheric conditions -the runoff of stream systems